Home / 123,995.03-171,101.14-69,549.35

Finding the Fourth Proportional to 123,995.03, 171,101.14 and 69,549.35

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Solution

The fourth proportional to 123,995.03, 171,101.14 and 69,549.35 is: 95,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,995.03 : 171,101.14 = 69,549.35 : x
  2. Step 2: Convert to fraction form
    123,995.03/171,101.14 = 69,549.35/x
  3. Step 3: Cross multiply
    123,995.03x = 171,101.14 × 69,549.35
  4. Step 4: Simplify right side
    123,995.03x = 11,899,972,041.88
  5. Step 5: Solve for x
    x = 11,899,972,041.88/123,995.03
  6. Step 6: Final answer
    x = 95,971.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.